2-Hexyne

This is an internal and asymmetric alkyne. "Internal" means that no H is attached to a triply bonded C. An "asymmetric" alkyne features different groups attched to the two triply bonded carbons. As before, note that the CC conformations all are trans and everything is staggered.


Figure. The MP2(full)/6-31G* optimized structure of 2-hexyne.